- Bolted bonnet
- Swing type disc
- Damper & Counter weight for options
- Inside pin reduces leakage
A EYEBOLT: For 150Lb-8″,300Lb-8″,600Lb-6″,900Lb/1500Lb/2500Lb-4″ & over.
B BOLTED COVER: standard bolted cover or welded cover for option.
C END CONNECTION: flange (RF, RTJ) o Butt-weld
D BONNET-COVER SEAL: male and female joints or tongue and groove joint or ring joint.
E OUTSIDE LEVER AND WEIGHT: inside hinge pinreduces leakage. For external hinge pin swing check valves, outside lever and counter-weight is available.
F SEAT RING: Separate heavy duty, full ported rings for easy maintenance. Screwed or welded connection into body.
H BODY-BONNET JOINT: flat face gasket joint for 150lb valves; male and female joint for 300lb & 600lb; ring joint for 900lb & higher